The STS-88 crew get instruction from Ken Clark, at right, a training instructor with United Space Alliance (USA), on emergency egress procedures from launch pad 39A. From left, they are Mission Specialists Jerry L. Ross, Nancy J. Currie, James H. Newman and Sergei Krikalev, a Russian cosmonaut, Pilot Frederick W. "Rick" Sturckow, and Mission Commander Robert D. Cabana. The crew are at KSC to participate in the Terminal Countdown Demonstration Test (TCDT), a dress rehearsal for launch. Mission STS-88 is targeted for launch on Dec. 3, 1998. It is the first U.S. flight for the assembly of the International Space Station and will carry the Unity connecting module